Fix Mac bustage.

widget/src/mac/nsMenuBar.cpp

@@ -742,7 +742,7 @@ nsMenuBar::AttributeChanged( nsIDocument * aDocument, nsIContent * aContent, PRI
   nsCOMPtr<nsIChangeObserver> obs;
   Lookup ( aContent, getter_AddRefs(obs) );
   if ( obs )
-    obs->AttributeChanged ( aDocument, aNameSpaceID, aAttribute, aModType, aHint );
+    obs->AttributeChanged ( aDocument, aNameSpaceID, aAttribute, aHint );
 
   return NS_OK;
 }

widget/src/mac/nsMenuBarX.cpp

@@ -614,7 +614,7 @@ nsMenuBarX::DocumentWillBeDestroyed( nsIDocument * aDocument )
 
 NS_IMETHODIMP
 nsMenuBarX::AttributeChanged( nsIDocument * aDocument, nsIContent * aContent, PRInt32 aNameSpaceID,
-                              nsIAtom * aAttribute, PRInt32 aHint)
+                              nsIAtom * aAttribute, PRInt32 aModType, PRInt32 aHint)
 {
   // lookup and dispatch to registered thang.
   nsCOMPtr<nsIChangeObserver> obs;

widget/src/mac/nsMenuBarX.h

@@ -97,6 +97,7 @@ public:
                                 nsIContent*  aContent,
                                 PRInt32      aNameSpaceID,
                                 nsIAtom*     aAttribute,
+                                PRInt32      aModType, 
                                 PRInt32      aHint);
     NS_IMETHOD ContentAppended(nsIDocument *aDocument,
                                nsIContent* aContainer,